system/TestSliceSfa.py

   1 # Thierry Parmentelat <thierry.parmentelat@inria.fr>
   2 # Copyright (C) 2010 INRIA
   3 #
   4 import utils
   5 import os, os.path
   6 import datetime
   7 import time
   8
   9 from TestKey import TestKey
  10 from TestUser import TestUser
  11 from TestNode import TestNode
  12 from TestSsh import TestSsh
  13
  14 class TestSliceSfa:
  15
  16     def __init__ (self,test_plc,test_site,slice_spec):
  17         self.test_plc=test_plc
  18         self.test_site=test_site
  19         #self.slice_spec=plc_spec_sfa['slices_sfa'][0]
  20         self.slice_spec=slice_spec
  21         self.test_ssh=TestSsh(self.test_plc.test_ssh)
  22
  23     def name(self):
  24         return self.slice_spec['slice_fields']['name']
  25
  26     def locate_key(self):
  27         for username,keyname in self.slice_spec['usernames']:
  28                 key_spec=self.test_plc.locate_key(keyname)
  29                 test_key=TestKey(self.test_plc,key_spec)
  30                 publickey=test_key.publicpath()
  31                 privatekey=test_key.privatepath()
  32                 if os.path.isfile(publickey) and os.path.isfile(privatekey):
  33                     found=True
  34         return (found,privatekey)
  35
  36     def add_slice(self):
  37         return self.test_plc.run_in_guest("sfi.py -d /root/.sfi/ add slice.xml")==0
  38
  39     def create_slice(self):
  40         auth=self.test_plc.plc_spec['sfa']['SFA_REGISTRY_ROOT_AUTH']
  41         self.test_plc.run_in_guest("sfi.py -d /root/.sfi/ resources -o /root/.sfi/resources_in.rspec")
  42         self.test_plc.run_in_guest(
  43             "sfiListNodes.py -i /root/.sfi/resources_in.rspec -o /root/.sfi/all_nodes.txt")
  44         self.test_plc.run_in_guest(
  45             "sfiAddSliver.py -i /root/.sfi/resources_in.rspec -n /root/.sfi/all_nodes.txt -o /root/.sfi/resources_out.rspec")
  46         return self.test_plc.run_in_guest("sfi.py -d /root/.sfi/ create %s.main.fslc1 resources_out.rspec"%auth)==0
  47
  48     def update_slice(self):
  49         auth=self.test_plc.plc_spec['sfa']['SFA_REGISTRY_ROOT_AUTH']
  50         self.test_plc.run_in_guest("sfi.py -d /root/.sfi/ resources -o /root/.sfi/resources_in.rspec")
  51         self.test_plc.run_in_guest(
  52             "sfiListNodes.py -i /root/.sfi/resources_in.rspec -o /root/.sfi/all_nodes.txt")
  53         self.test_plc.run_in_guest(
  54             "sfiAddSliver.py -i /root/.sfi/resources_in.rspec -n /root/.sfi/all_nodes.txt -o /root/.sfi/resources_out.rspec")
  55         return self.test_plc.run_in_guest("sfi.py -d /root/.sfi/ create %s.main.fslc1 resources_out.rspec"%auth)==0
  56
  57     def delete_slice(self):
  58         auth=self.test_plc.plc_spec['sfa']['SFA_REGISTRY_ROOT_AUTH']
  59         self.test_plc.run_in_guest("sfi.py -d /root/.sfi/ delete %s.main.fslc1"%auth)
  60         return self.test_plc.run_in_guest("sfi.py -d /root/.sfi/ remove -t slice %s.main.fslc1"%auth)==0
  61
  62     def check_slice_sfa(self,options,timeout_minutes=40,silent_minutes=30,period=15):
  63         timeout = datetime.datetime.now()+datetime.timedelta(minutes=timeout_minutes)
  64         graceout = datetime.datetime.now()+datetime.timedelta(minutes=silent_minutes)
  65         # locate a key
  66         (found,remote_privatekey)=self.locate_key()
  67         if not found :
  68             utils.header("WARNING: Cannot find a valid key for slice %s"%self.name())
  69             return False
  70
  71         # convert nodenames to real hostnames
  72         slice_spec = self.slice_spec
  73         restarted=[]
  74         tocheck=[]
  75         for nodename in slice_spec['nodenames']:
  76             (site_spec,node_spec) = self.test_plc.locate_node(nodename)
  77             tocheck.append(node_spec['node_fields']['hostname'])
  78
  79         utils.header("checking ssh access into slice %s on nodes %r"%(self.name(),tocheck))
  80         utils.header("max timeout is %d minutes, silent for %d minutes (period is %s)"%\
  81                          (timeout_minutes,silent_minutes,period))
  82         while tocheck:
  83             for hostname in tocheck:
  84                 (site_spec,node_spec) = self.test_plc.locate_hostname(hostname)
  85                 date_test_ssh = TestSsh (hostname,key=remote_privatekey,username=self.name())
  86                 command = date_test_ssh.actual_command("echo hostname ; hostname; echo id; id; echo uname -a ; uname -a")
  87                 date = utils.system (command, silent=datetime.datetime.now() < graceout)
  88                 if date==0:
  89                     utils.header("Successfuly entered slice %s on %s"%(self.name(),hostname))
  90                     tocheck.remove(hostname)
  91                 else:
  92                     # real nodes will have been checked once in case they're up - skip if not
  93                     if TestNode.is_real_model(node_spec['node_fields']['model']):
  94                         utils.header("WARNING : Checking slice %s on real node %s skipped"%(self.name(),hostname))
  95                         tocheck.remove(hostname)
  96                     # nm restart after first failure, if requested
  97                     if options.forcenm and hostname not in restarted:
  98                         utils.header ("forcenm option : restarting nm on %s"%hostname)
  99                         restart_test_ssh=TestSsh(hostname,key="keys/key1.rsa")
 100                         access=restart_test_ssh.actual_command('service nm restart')
 101                         if (access==0):
 102                             utils.header('nm restarted on %s'%hostname)
 103                         else:
 104                             utils.header('Failed to restart nm on %s'%(hostname))
 105                         restarted.append(hostname)
 106             if not tocheck:
 107                 # we're done
 108                 return True
 109             if datetime.datetime.now() > timeout:
 110                 for hostname in tocheck:
 111                     utils.header("FAILURE to ssh into %s@%s"%(self.name(),hostname))
 112                 return False
 113             # wait for the period
 114             time.sleep (period)
 115         # for an empty slice
 116         return True